Ultimate Cannon

Description
This Gotcha Borg possesses the greatest destructive power in Mega Borg's history! His high density ULTIMATE BEAM attack must be charged up before use, but will vaporize any enemy it touches!

Where to find this borg
You can easily find and defeat one in "The Ultimate Cannon, light of destruction!"

If you are looking for the faster way to get an Ultimate Cannon, "The Ultimate cannon unit" contains five.